FIELD: testing equipment. SUBSTANCE: test stand has base with horizontal wall 1 and vertical wall 2. Frame 3 under test is connected with horizontal wall 1 by means of force exciters 4 simulating for road surface and actuating cylinder 5 for vertical loading. Loading plate 6 lying on bearing surface of saddle device 7 is connected with actuating cylinder 5 by means of member 8, rod system and hinge 9. Actuating cylinder 5 is secured on horizontal wall by means of ball joint 10. Secured on upper end of member 8 by means of hinge 11 is horizontal loading actuating cylinder 12. This cylinder is secured to vertical wall 2 by means of hinge. Ball joint 10 consists of flange, slide block and spherical pin connected with the aid of bolts. Spherical pin has nut and threaded section on rod screwed in body of joint. Body is secured on flange of actuating cylinder by means of bolted joint. EFFECT: enhanced reliability of test results. 3 dwg
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